728-87-0 InChI=1/C15H16O3/c1-17-13-7-3-11(4-8-13)15(16)12-5-9-14(18-2)10-6-12/h3-10,15-16H,1-2H benzenemethanol, 4-methoxy-alpha-(4-methoxyphenyl)- bis(4-methoxyphenyl)methanol